:host {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
}

:host .ji-dialog {
  background: #fff;
  position: relative;
  z-index: 199;
}

:host .ji-mask {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(0, 0, 0, 0.8);
}